Oval|Natural|GIA

1.20ct I SI1 Oval Natural Diamond

VG • I/SI1 • GIA 6552810849

Certificate GIA 6552810849

Diamond specifications and retailer prices

From $4,791 NZD
As of November 6, 2026
Save $2,686 NZD (36%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $10,670 NZD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 6552810849. Listed at 28 retailers as of November 6, 2026, with a 56% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
I
Colour
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.24°
Pavilion angle38.34°
OriginNatural
Grading LabGIA
CertificateGIA 6552810849
Dimensions8.32 × 5.88 × 3.59 mm
L/W Ratio1.41
Culet sizeNone
Top View
8.32 mm5.88 mm1.20 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552810849
Side View
Table 59.0%Crown 41.24°Girdle: VTN-VTKPavilion 38.34°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $10,670 NZD|Low: $3,902 NZD|High: $10,670 NZD|Avg: $5,889 NZD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 31
Retailer 32
Retailer 33
Retailer 34
Retailer 35
Retailer 36
November 6, 2026
Retailer 26$3,902 NZD
Retailer 30$4,423 NZD
Retailer 27$4,643 NZD
Retailer 7$4,699 NZD
Retailer 4$4,753 NZD
Retailer 35$4,791 NZD
Retailer 34$4,820 NZD
Retailer 5$4,907 NZD
Retailer 11$4,968 NZD
Retailer 21$5,119 NZD
Retailer 16$5,403 NZD
Retailer 29$5,459 NZD
Retailer 6$5,549 NZD
Retailer 18$5,549 NZD
Retailer 15$5,588 NZD
Retailer 22$5,608 NZD
Retailer 9$5,762 NZD
Retailer 19$5,861 NZD
Retailer 8$5,976 NZD
Retailer 13$5,991 NZD
Retailer 23$6,023 NZD
Retailer 12$6,027 NZD
Retailer 25$6,231 NZD
Retailer 14$6,314 NZD
Retailer 36$6,314 NZD
Retailer 24$6,361 NZD
Retailer 17$6,402 NZD
Retailer 28$6,499 NZD
Retailer 3$6,512 NZD
Retailer 31$6,712 NZD
Retailer 20$6,748 NZD
Retailer 32$7,456 NZD
Retailer 2$7,477 NZD
Retailer 10$8,837 NZD
Retailer 33$10,253 NZD
NZ Jewellers$10,670 NZD

19 data points across 36 retailers

28 retailers$4,791 NZD to $7,477 NZD

Retailer 1
-
$4,699 NZD
Price last confirmed 14 days ago
Retailer 2
-
$4,753 NZD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
$4,791 NZD
View
Retailer 4
-
$4,907 NZD
View
Price last confirmed 11 days ago
Retailer 5
-
$4,968 NZD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$5,091 NZD
View
Retailer 7
-
$5,403 NZD
View
Price last confirmed 10 days ago
Retailer 8
-
$5,549 NZD
View
Price last confirmed 12 days ago
Retailer 9
-
$5,549 NZD
View
Price last confirmed 13 days ago
Retailer 10
-
$5,588 NZD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
$5,608 NZD
View
Retailer 12
-
$5,762 NZD
View
Price last confirmed 13 days ago
B
Retailer 13
-
$5,861 NZD
View
Retailer 14
-
$5,976 NZD
View
Price last confirmed 11 days ago
Retailer 15
-
$6,027 NZD
View
Price last confirmed 17 days ago
B
Retailer 16
-
$6,231 NZD
View
Retailer 17
-
$6,314 NZD
View
Price last confirmed 12 days ago
Retailer 18
-
$6,314 NZD
View
Price last confirmed 12 days ago
Retailer 19
-
$6,361 NZD
View
Price last confirmed 11 days ago
Retailer 20
-
$6,402 NZD
View
Price last confirmed 11 days ago
Retailer 21
-
$6,512 NZD
View
Price last confirmed 12 days ago
Retailer 22
-
$6,712 NZD
View
Price last confirmed 12 days ago
Retailer 23
-
$6,748 NZD
View
Price last confirmed 11 days ago
Retailer 24
-
$7,456 NZD
View
Price last confirmed 12 days ago
B
Retailer 25
-
$7,477 NZD
View
Retailer 26
-
$8,837 NZD
View
Price last confirmed 12 days ago
Retailer 27
-
$10,253 NZD
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
501ff59f-f96b-4738-a0d0-2055ae018d2b · Oct 27
$10,670 NZD
$5,915 USD
View
Price last confirmed 10 days ago
27 more retailers have this diamond
Prices start from $4,791 NZDSave up to $2,686 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.20ct Oval
$4,791 NZD